From 08d0898a6a01540636006d95141facda0a6a87f2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Pi=C4=8Dman?= <karel.picman@kontron.com>
Date: Mon, 3 Feb 2020 12:39:58 +0100
Subject: [PATCH] frozen strings

---
 app/models/dmsf_link.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/models/dmsf_link.rb b/app/models/dmsf_link.rb
index c2646592..dab54828 100644
--- a/app/models/dmsf_link.rb
+++ b/app/models/dmsf_link.rb
@@ -105,7 +105,7 @@ class DmsfLink < ActiveRecord::Base
     if target_type == DmsfFile.model_name.to_s
       path = target_file.dmsf_path.map { |element| element.is_a?(DmsfFile) ? element.display_name : element.title }.join('/') if target_file
     else
-      path = target_folder ? target_folder.dmsf_path_str : ''
+      path = target_folder ? target_folder.dmsf_path_str : +''
     end
     path.insert(0, "#{target_project.name}:") if project_id != target_project_id
     if path && path.length > 50